	<div id="header_panel">
		<div id="header">
			<p id="my_note">
				My notes
		    </p>
			<a class="header_item" id="index_item" class="header_item" href="__APP__">首页</a>
			<a class="header_item" id="book_item" href="__APP__/Book/showAllBooks">图书</a>
			<a class="header_item" id="group_item" href="__APP__/Group/showAllGroups">小组</a>
			<a class="header_item" id="personal_item" href="__APP__/User/personalPage">个人</a>	
		</div>
	</div>